Triple

T797841
Position Surface form Disambiguated ID Type / Status
Subject Contra Costa County E17060 entity
Predicate hasRegionalPark P19165 FINISHED
Object Del Valle Regional Park
Del Valle Regional Park is a popular East Bay park in California known for its large reservoir, outdoor recreation opportunities, and scenic rolling hills.
E110717 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Del Valle Regional Park | Statement: [Contra Costa County, hasRegionalPark, Del Valle Regional Park]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Del Valle Regional Park
Context triple: [Contra Costa County, hasRegionalPark, Del Valle Regional Park]
  • A. Contra Loma Regional Park
    Contra Loma Regional Park is a public recreation area in Contra Costa County, California, known for its reservoir, fishing, swimming lagoon, and hiking and biking trails.
  • B. Briones Regional Park
    Briones Regional Park is a large East Bay regional park in the hills of central Contra Costa County, California, known for its open grasslands, oak woodlands, and extensive hiking and equestrian trails.
  • C. Andrew Molera State Park
    Andrew Molera State Park is a coastal California state park in Big Sur known for its undeveloped beaches, scenic hiking trails, and rugged natural landscapes along the Pacific Ocean.
  • D. Fundidora Park
    Fundidora Park is a large urban park and cultural complex in Monterrey, Mexico, built on the grounds of a former steel foundry and known for its industrial heritage, museums, and recreational spaces.
  • E. Lomond Hills Regional Park
    Lomond Hills Regional Park is a protected natural area in Fife, Scotland, known for its scenic upland landscapes, walking trails, and wildlife habitats around the Lomond Hills.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Del Valle Regional Park
Triple: [Contra Costa County, hasRegionalPark, Del Valle Regional Park]
Generated description
Del Valle Regional Park is a popular East Bay park in California known for its large reservoir, outdoor recreation opportunities, and scenic rolling hills.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Del Valle Regional Park
Target entity description: Del Valle Regional Park is a popular East Bay park in California known for its large reservoir, outdoor recreation opportunities, and scenic rolling hills.
  • A. Contra Loma Regional Park
    Contra Loma Regional Park is a public recreation area in Contra Costa County, California, known for its reservoir, fishing, swimming lagoon, and hiking and biking trails.
  • B. Briones Regional Park
    Briones Regional Park is a large East Bay regional park in the hills of central Contra Costa County, California, known for its open grasslands, oak woodlands, and extensive hiking and equestrian trails.
  • C. Andrew Molera State Park
    Andrew Molera State Park is a coastal California state park in Big Sur known for its undeveloped beaches, scenic hiking trails, and rugged natural landscapes along the Pacific Ocean.
  • D. Fundidora Park
    Fundidora Park is a large urban park and cultural complex in Monterrey, Mexico, built on the grounds of a former steel foundry and known for its industrial heritage, museums, and recreational spaces.
  • E. Lomond Hills Regional Park
    Lomond Hills Regional Park is a protected natural area in Fife, Scotland, known for its scenic upland landscapes, walking trails, and wildlife habitats around the Lomond Hills.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a49378b9c48190adbf5f62e5b7aca1 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4aa9e0f0081909d2a89387d6c08e1 completed March 1, 2026, 9:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69a826cc938481909e420185871a5d27 completed March 4, 2026, 12:34 p.m.
NEDg Description generation batch_69a83374e5b48190bdacbaa712122fb5 completed March 4, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_69a833d4832481909d4abf774781c63e completed March 4, 2026, 1:29 p.m.
Created at: March 1, 2026, 7:38 p.m.